Abstract: A modular forming tool for the production of essentially rotationally symmetrical parts, includes at least one primary tool and at least one reinforcing tube. The forming tool extends along a longitudinal extension direction and has a workpiece machining surface, a sheath surface, and two end surfaces. The workpiece machining surface contacts or is adapted to contact a workpiece, where the sheath surface bounds the primary tool in a radial direction and the end surfaces bound the primary tool in the longitudinal extension direction. The sheath surface of the primary tool is at least partially conical in shape, such that the inner sheath surface of the reinforcing tube is at least partially conical for the inner sheath surface to contact the sheath surface.

Abstract: The present disclosure relates to crowder assemblies, hemming apparatus, and related components for manufacturing operations. In one or more embodiments, crowder assemblies are used to retain panels that are hemmed together using a hemming apparatus. In one or more embodiments, a crowder assembly for manufacturing operations includes a base, a first support bar coupled to the base and extending relative to an outer face of the base, and a second support bar coupled to the first support bar and oriented at an angle relative to the first support bar. The second support bar includes an opening. The crowder assembly includes a crowder block positioned in the opening of the second support bar, and a flat spring. The flat spring includes a first end segment coupled to the base, and a second end segment coupled to the crowder block. The flat spring biases the crowder block in response to movement of the crowder block.

Abstract: A device comprises at least two shaping cylinders each comprising a multitude of protrusions radially extending outward from the cylinder. The device further comprises a first drive unit for driving unit for driving at least one of the first shaping cylinder and the second shaping cylinder, a device frame arranged to support the first shaping cylinder and the second shaping cylinder in a rotating fashion such that the multitude of first protrusions is arranged to engage with the multitude second of protrusions and a biasing module arranged to apply a biasing force to at least one of the shaping cylinders. In this device, the biasing module, the first protrusions and the second protrusions are arranged such that when netting is provided between the shaping cylinders, the netting is force fitted between the shaping cylinders at substantially each rotational position of the shaping cylinders.

Abstract: Methods, apparatus, systems, and articles of manufacture are disclosed. An example apparatus includes an alignment retainer and a profile retainer, where the profile retainer is movably coupled to the alignment retainer. A biasing element is positioned between the alignment retainer and the profile retainer to enable movement of the alignment retainer relative to the profile retainer.

Abstract: A method includes coating of one or more zones of the refractory alloy part, using a treatment composition including one or more types of preceramic polymer, a solvent and one or more active fillers, and heat treating the coated refractory alloy part, the heat treatment allowing to partially convert the preceramic polymer to form a ceramic layer, the active filler forming on a surface of the refractory alloy part, one or more ternary alloys and forming a continuous layer between the surface of the refractory alloy part and the ceramic layer obtained by conversion. The heat treatment forms a continuous layer of the ternary alloy. The treatment composition includes, relative to the total weight of the treatment composition, a weight proportion of between 40% and 66% of the one or more active fillers, and an active filler/preceramic polymer weight ratio is greater than or equal to 2.

Abstract: A digital full-automatic die casting apparatus, including a longitudinal mounting plate, a mold arranged on a front surface of the longitudinal mounting plate, a mold locking device including a plurality of mold locking mechanisms surrounding a periphery of the mold, an injection device arranged on a back surface of the longitudinal mounting plate, and a PLC controller electrically connected to the mold locking device and the injection device respectively, The mold locking mechanism includes a mold locking fixed-point assembly arranged on the longitudinal mounting plate, and a hydraulic mold locking assembly connected to the mold locking fixed-point assembly; the mold locking fixed-point assembly includes a fixed-point servo motor arranged on the longitudinal mounting plate and electrically connected to the PLC controller, a fixed-point screw connected to the mold, a nut screwed to the fixed-point screw, and a transmission structure connected between the fixed-point servo motor and the nut.

Abstract: A system and method of manufacturing an aluminum fuel cell cradle are provided. The method comprises providing a negative cast mold having cavities to form the cradle having a length greater than a width to define a longitudinal axis and providing a feeding mechanism disposed about the mold and in fluid communication with the cavities thereof. The feeding mechanism comprises primary risers connected to and in fluid communication with the cavities. The method further comprises melting a first metallic material to define a molten metallic material, moving the mold to a vertical orientation about the longitudinal axis while feeding molten metallic material through the runner to the cavities, and moving the cast mold to a horizontal orientation. A second solidification time in the risers is greater than a first solidification time in the mold such that shrinkage of the solidified metallic material occurs in the risers away from the mold.

Abstract: A method of making a metal-polymer composite includes dealloying metallic powder to yield porous metal particles, monitoring a temperature of the mixture, controlling the rate of combining, a maximum temperature of the mixture, or both, and combining the porous metal particles with a polymer to yield a composite. Dealloying includes combining the metallic powder with an etchant to yield a mixture. A metal-polymer composite includes porous metal particles having an average particle size of about 0.2 ?m to about 500 ?m and a thermoplastic or thermoset polymer. The polymer composite comprises at least 10 vol % of the porous metal particles. A powder mixture includes porous metal particles having an average particle size of about 0.2 ?m to about 500 ?m and a metal powder. The powder mixture includes about 1 wt % to about 99 wt % of the porous metal particles.

Abstract: An insulated covered soft magnetic powder in accordance with embodiments of the present invention comprises a soft magnetic powder having an iron content of 99.0 wt. % or more wherein at least part of the surface of the soft magnetic powder is covered with an insulating covering oxide. The insulated covered soft magnetic powder has a 50% volume cumulative particle diameter (D50) by laser diffraction/scattering particle size distribution measurement of 0.01 ?m to 2.0 ?m, an oxygen content of 0.1 wt. % to 2.0 wt. %, a carbon content and a nitrogen content of the entire insulated covered soft magnetic powder of 0 wt. % to 0.2 wt. %, and 0 wt. % to 0.2 wt. %, respectively. The total content of oxygen, carbon and nitrogen of the insulated covered soft magnetic powder is 0.1 wt. % to 2.0 wt. % of the entire insulated covered soft magnetic powder.

Abstract: A process for the production of steel powders including the steps of: providing molten iron from a blast furnace, refining the molten iron in a converter to form molten steel, refining the molten steel in a vacuum arc degasser to obtain a refined molten steel comprising from 20 to less than 600 ppm C, from 15 to less than 120 ppm S, up to 125 ppm P, up to 80 ppm N and up to 30 ppm O, pouring in a plurality of induction furnaces, adding at least one ferroalloy, pouring the molten steel of each induction furnace in a dedicated reservoir connected to at least one gas atomizer, feeding the at least one gas atomizer of each reservoir in molten steel from each reservoir under pressure and gas atomizing the molten steel to form the steel powder at the desired composition.

Abstract: A three-dimensional printing kit, as presented herein, can include a particulate build material and a binder agent. The particulate build material can include from about 80 wt % to 100 wt % metal particles based on the total weight of the particulate build material. The binder agent can include an aqueous liquid vehicle, an acrylic polymer or copolymer latex dispersion, a sulfonated small-molecule dispersed pigment, and a solubilized dihydrazide. A sulfonated small-molecule of the sulfonated small-molecule dispersed pigment can be from about 100 g/mol to about 2000 g/mol. The binder agent can exclude a polymeric dispersant.

Abstract: In an example of a method for three-dimensional printing, a first amount of a binding agent is selectively applied, based on a 3D object model, to individual build material layers of a particulate build material including metal particles to forming an intermediate structure. The binding agent and/or a void-formation agent is selectively applied, based on the 3D object model, to at least one interior layer of the individual build material layers so that a total amount of the binding agent, the void-formation agent, or both the binding agent and the void-formation agent in the at least one of the individual build material layers is greater than the first amount. This patterns an area that is to contain voids. The intermediate structure is heated to form a 3D structure including a void-containing breakable connection.

Abstract: A method for calibrating a position of a laser beam in an apparatus comprising at least one optical unit for directing the laser beam is provided. The at least one optical unit comprises a plurality of optical elements.

Abstract: A method for processing a part using a forming device by laser melting, by: establishing a function, performing first-order and second-order differentiation on the function to obtain a first-order and a second-order derivative, solving the equation that the first-order derivative equals to zero, substituting the roots into the second-order derivative to obtain the roots of the first-order derivative, among which the root with a smallest absolute value is defined as a first value; performing third-order differentiation on the obtained function, solving the equation that the second-order derivative equals to zero to obtain the roots which is defined as second values; subtracting the first value from the second values, and obtaining the second value corresponding to a value that is less than zero and has a smallest absolute value among obtained results, that is a value of the defocus amount to achieve the optimal self-healing effect.

Abstract: A method for manufacturing a workpiece comprising fusing an area (A) of a layer of a fusable material by irradiating the surface of the area (A) of the layer using a number n, n?2 of at least two beam sources to project a corresponding number of n beam spots on n sets of locations (Li) of said surface area (A) of the layer, wherein each beam source has a predefined fuse rate (Ri) and a field of view (Fi), ? "\[LeftBracketingBar]" L i ? L j ? "\[RightBracketingBar]" ? 1 100 ? Max ? ( ? "\[LeftBracketingBar]" L i ? "\[RightBracketingBar]" , ? "\[LeftBracketingBar]" L j ? "\[RightBracketingBar]" ) , ?i?j and the indices of Li, Ri and Fi symbolize the respective beam source, i.e. 0<i?n and the set of all beam source indicating indices is I={1, . . . , n} operates more efficiently if first an optimum fusing time to(i) for the area (A) and at least for the first beam source, i.e.

Abstract: Various embodiments of the teachings herein include a method for additive manufacturing of a component. An example method includes: creating a machine code and transmitting the machine code to a controller; starting an additive manufacturing process to build the component using a print head; monitoring the process with sensors; evaluating sensor data to identify anomalies in the component during the manufacturing process; establishing a parallel digital twin of the component from sensor data comprising position data of the anomaly; predicting a position of the print head at a specific time using the machine code; analyzing a working area around the predicted position with respect to anomalies present using the digital twin; and adjusting process parameters of the manufacturing process when the working area is reached to eliminate the anomaly.

Abstract: An additive manufacturing system includes a high power laser to form a laser beam directed against a light valve. An active light valve cooling system is arranged to remove heat from the light valve and a heat exchanger is connected to the active light valve cooling system. A heat exchange fluid is circulated through the active light valve cooling system and the heat exchanger.

Abstract: Some embodiments relate to a heat transfer device for additive manufacturing to be used inside a working chamber in an environment with an atmosphere of an inert gas (for example nitrogen, argon, etc). The device can include multiple independent laser sources and an array of LED diodes designed to convey the electromagnetic radiation in the pre-established work area.

Abstract: The invention relates to a print head (1) for a 3D printer, in particular a metal printer, comprising a housing (3), a device (28) for feeding a metal (14), a piston (5), a reservoir (7, 27) with an outlet opening (10), and an actuator device (12) for displacing the piston (5), wherein the reservoir (7, 27) has a melting region (20) and a displacement body chamber (21) for a liquid phase (8) of the metal (14), wherein the melting region (20) adjoins an inert atmosphere (22) and is connected to the displacement body chamber (21) such that, as a result of the displacement of the piston (5), the liquid phase (8) of the metal (14) can be caused to pass through the outlet opening (10), said housing (3) having a multi-part design and comprising at least one cooling flange (25), an insulating plate (26), and the reservoir (7, 27).

Abstract: A CNC machining apparatus (14) is configured for machining a rotating part (3;4) of an object (2) by comprising a hinge member (15) adapted to be secured to the object (2) and a CNC X-Y table (16,17,18) securable to the hinge member (15). The CNC X-Y table (16,17,18) comprises a CNC base (16), which is adapted for being rotationally secured to the hinge member (15), a lower linear slide mechanism (17) adapted to be secured in a selected lower working position on top of the CNC base (16), and an upper linear slide mechanism (18) adapted to be secured in a selected upper working position on top of the lower linear slide mechanism (17). The CNC machining apparatus can be used to crown pulley wheels of a band saw while the pulley wheels remain mounted on the band saw. The CNC machining apparatus can also be used on a bench as part of a turning lathe (128).

Abstract: A bit holder configured to be driven by a power tool. The bit holder includes a shank, a bit holding body, a bearing, and a sleeve. The shank defines a groove. The bit holding body defines a longitudinal bore that receives a portion of the shank and an aperture defined in a surface of the bit holding body that is in fluid communication with the longitudinal bore. The bearing is received at least partially in the aperture of the bit holding body and at least partially in the groove of the shank. The sleeve including a step. The sleeve disposed over the shank and the bit holding body such that the step is radially aligned with the groove of the shank, the aperture of the bit holding body, and the bearing to inhibit the bearing from moving out of the groove and the aperture.

Abstract: The object of this invention concerns a boring head (1) including a cutting insert (2), characterised in that the body of the boring head (1) includes, in its thickness, at least one device to allow for the displacement of a liquid, said device including at least two orifices (3) in the surface of the boring head (1) located in the vicinity of the insert (2).

Abstract: This invention provides the means for construction crews to easily drill through multiple beams or soffits with the use of a hole saw that is coupled to a first drive cup using a coupling arbor. The first drive cup is attached to a first end of an extension tube and is secured using self-tapping screws. A second drive cup is attached to a second end of the extension tube with self-tapping screws where a drive coupling arbor provides a hexagonal shank that is attached to a drive device, such as a hammer drill or standard drill. When activated the rotational motion allows the hole saw to cut through the beams or soffits. A pilot bit is provided to guide the hole saw into the beams or soffits when in use.

Abstract: A tool body for a milling tool includes a front and rear end, an envelope surface extending between the front and rear ends, a central recess extending configured to receive coolant from a machine spindle, at least one insert seat for a cutting insert, and at least one coolant passageway for passage of coolant from the central recess to the exterior of the tool body. The coolant passageway has a first portion extending from the central recess towards the envelope surface, and a second portion extending from the first portion to an outlet in the tool body exterior. The second portion of the coolant passageway is directed towards the insert seat such that, when a cutting insert having a flank face is mounted in the insert seat and the flank face faces outward, coolant from the outlet passes along the flank face towards the cutting edge of the insert.

Abstract: A food-cutting apparatus has a base; a trolley for placing a food object; a cutting device having two saw wheels, a power source, and a saw belt that is wound around the two saw wheels as a loop. The power source drives the two saw wheels to rotate and further drives the saw belt to circle. The trolley moves the food object so that the food object is cut by the saw belt. The saw belt has teeth oppositely at its two edges. The detector monitors intactness of the teeth and generates a warning signal when determining that any of the teeth is worn. The controlling device cuts off the power source and slows down the trolley when receiving the warning signal.

Abstract: An electrical machining device is provided for machining a surface of a workpiece. The electrical machining device includes a nozzle connectable to an electrolyte reservoir, the nozzle configured to dispense electrolyte towards a surface of a workpiece, in use, and an electrolyte flow path for conveying electrolyte from an electrolyte reservoir to the nozzle. The electrolyte flow path has a gas inlet therealong and the electrical machining device is configured to inject a gas into electrolyte flowing along the electrolyte flow path via the gas inlet, in use, so as to form gas bubbles in said electrolyte.

Abstract: A wave soldering machine includes a housing, a conveyor that is movable with respect to the housing, a preheat module positioned along the conveyor, and a curtain module positioned at an entrance of the housing, the curtain module including at least one curtain and a heating element. A curtain module for a wave soldering machine or a reflow oven includes at least one curtain and a heating element. A method of containing an inert gas around a conveyor in a tunnel of a wave soldering machine or a reflow oven. In some embodiments, the method includes providing a curtain module at an end of the tunnel, the curtain module including at least one curtain and at least one heating element; and controlling a temperature of the heating element.

Abstract: The low-profile pipe cutter has a main body, a barrel torch, and inlet ports. The main body has track wheels, a propulsion system, and a torch attachment area. The barrel torch has an adjustable torch attachment and a torch tip. The main body has a low profile to easily navigate the surrounding area around a pipe. The main body attaches to the outer diameter of an external pipe with an outer diameter of at least 4 and ??. The barrel torch integrates within the center front side of the main body to perform a proper weld or cut along a metal surface. The inlet ports integrates within the rear side of the main body. Accordingly, the inlet ports is protected from the external environment surrounding the main body and the present invention.

Abstract: Disclosed are systems, methods, and apparatuses, including computer programs encoded on computer storage media, for operation of an assembly robotic system. In one aspect, the assembly robotic system performs at least one of a first or second scan operation. In the first scan operation, one or more scan poses is selected from among a plurality of generated candidate poses. For each scan pose of the one or more scan poses, the controller initiates a scan operation associated with a region identified to include a seam associated with a feature of the object. As part of the second scan operation, for each candidate scan pose, a scan operation is simulated. Based on the generated simulated scan data, multiple scan poses are selected and a scan trajectory is generated for a scan operation. Other aspects and features are also claimed and described.

Abstract: A submerged arc welding method comprises setting a first welding condition under which first average welding current is supplied to a welding wire; and setting a second welding condition under which second average welding current is supplied to a welding wire, and the first welding condition and the second welding condition are periodically switched.

Abstract: The present disclosure provides a welding gun and a power coupling for a welding gun that permit rotational movement of a handle relative to a cable assembly used by the welding gun. In one aspect, a welding gun comprises; a handle; a supply tube assembly fixedly extending from a front of the handle: a cable assembly configured to supply electrical power; a rotary power connector rotatably coupled between the supply tube assembly and the cable assembly, the cable assembly rotatable with respect to the handle via the rotary power connector, wherein the rotary power connector is configured to transfer electrical power from the cable assembly to the supply tube assembly; and an actuator switch assembly electrically coupled to control wires of the cable assembly.

Abstract: An automotive member and a resistance spot welding method. The automotive member includes a resistance spot weld formed by resistance-spot-welding a plurality of steel sheets including at least one high strength steel sheet. The high strength steel sheet has a specific chemical composition. The microstructure in the vicinity of the edge of the nugget of the resistance spot weld is a composite microstructure containing ferrite at a volume fraction of 1 to 30%, martensite at a volume fraction of 1 to 50%, and tempered martensite at a volume fraction of 20% or more. The average number density of Nb-based precipitate grains having a grain diameter less than 0.09 ?m and Ti-based precipitate grains having a grain diameter less than 0.09 ?m is 10 or more grains per 100 ?m2 in a sheet cross section.

Abstract: A welding station includes a welding gun that includes first and second caps. The welding gun is movable between a working position and a maintenance position. The working position corresponds to a welding operation on at least one workpiece. A maintenance tool assembly is configured to cooperate with the first and second caps in the maintenance position. The maintenance tool assembly includes a cap extractor, a cap dispenser and a cap dresser. The cap extractor is configured to remove the first and second caps from the welding gun. The cap dispenser is configured to provide a new cap to the welding gun for installation. The cap dresser is configured to shape the cap face. The maintenance tool assembly includes a lift actuator. A translate actuator is respectively configured to move the maintenance tool assembly in the lift and translate directions with respect to the welding gun.

Abstract: A friction stir welding tool member including: a shoulder portion; and a probe portion. A helical concavo-convex portion including a ridge and a valley is provided on a side peripheral surface of the probe portion. In a cross-section passing through a rotation axis of the probe portion, a differential rate of areas of valley parts adjacent along an axis parallel to the rotation axis out of the valley is within a range of 5% or more and 30% or less. A difference between pitches of ridge parts adjacent along the axis parallel to the rotation axis out of the ridge is preferably within a range of 0.01 mm or more and 0.2 mm or less. A difference between depths of valley parts adjacent along the axis parallel to the rotation axis out of the valley is preferably within a range of 0.01 mm or more and 0.1 mm or less.

Abstract: Systems and methods may be used to monitor and/or control a short-pulse laser welding process involving the formation of a series of heat stakes in the welded materials. The systems and methods use an imaging system, such as an ICI system, capable of obtaining measurements inside the vapor channels during formation of the heat stakes and thus provide stake measurement data representing characteristics of the stakes. The stake measurement data may be used to monitor and/or control the short-pulse laser welding process.

Abstract: Disclosed herein is an ultrafast, variable multi-focal technique using a laser (such as a picosecond laser or a femtosecond laser) to generate a pulsed laser beam, and a tunable acoustic gradient of index (TAG) lens ahead of an objective lens to achieve multi-focal laser scribing by shaping the pulsed laser beam pulse-by-pulse into a plurality of focal points along an axial axis of the laser beam at one or more selected positions without mechanically moving any optics or sample repositioning. The location of the focal points can be customized and even varied during processing.

Abstract: In the present invention, micro devices on a donor substrate are subjected to LIFT onto an opposed receptor substrate with high position accuracy by a scanning reduced projection optical system that forms an image of traverse multimode pulsed laser light with a minute area size onto the donor substrate through a lens array-type zoom homogenizer, an array mask 10, a scanning mirror 4, a photomask 6, and a telecentric projection lens 8. An implementation method thereof includes steps of inspection for acquiring position information, LIFT area division, irradiation position selection, transfer, and stage moving.

Abstract: In one aspect, the present invention relates to a contour checking device for calculating path deviations from a target path of a cutting head of a laser machine tool.

Abstract: A processing machine includes: a tool spindle provided swingably centered on a predetermined axis in parallel with a horizontal direction; an additive manufacturing head that can be attached to and detached from tool spindle, and performs work on the workpiece; a first connection part that is provided for tool spindle and additive manufacturing head, and connects tool spindle and additive manufacturing head to each other; and a second connection part that is provided for tool spindle and additive manufacturing head, is disposed at a position apart from first connection part, and connects tool spindle and additive manufacturing head to each other. First connection part is disposed on one side with respect to a virtual plane that includes a gravity center position of additive manufacturing head and predetermined axis, and second connection part is disposed on the other side with respect to virtual plane.

Abstract: A method of manufacturing a member includes forming a welded member by joining a first portion of a plate-shaped first plate material and a second portion of a plate-shaped second plate material by laser welding. The method also includes cooling a portion situated near the first portion of the first plate material and a portion situated near the second portion of the second plate material when performing the laser welding.

Abstract: The present disclosure provides a method for surface treatment of a sliding surface on a metallic machine part, wherein the flat sliding surface of each machine part may include a dimpled structure with a defined pattern of surface indentations of a predetermined depth, dimensions, and shape. The present disclosure may also include providing for a uniformly distributed layer of metallic particles across a pre-treated, flat and smooth sliding surface of each machine part which is surrounded by protective atmosphere, directing a laser beam towards each predetermined area on said surface of the machine part which is covered with said layer of metallic particles in powder form such that the powder particles in layer are completely or at least partially melted with the surface underneath, and removing any unfused metallic particles from the surface of the machine part, and applying a layer of metallic particles in powder form onto each surface.

Abstract: An electrode manufacturing device includes a transfer part, a laser irradiation part, and a pattern jig. The transfer part continuously transfers an electrode sheet in order to perform an electrode notching process. The laser irradiation part irradiates the electrode sheet with a laser beam to perform the electrode notching process. The pattern jig is positioned at a portion facing the laser irradiation part with the electrode sheet interposed therebetween to support the electrode sheet. The pattern jig includes a panel having a pattern hole through which the laser beam that has notched the electrode sheet passes, and the pattern hole has a structure which becomes wider from the front toward the rear along a laser beam traveling direction.

Abstract: A screw lock kit and apparatus including three hollow members for securing welding lead connectors together wherein a first hollow member is held against a second hollow member by engagement of a third hollow member with the second hollow member. A method for securing welding lead connectors together using the screw lock apparatus.

Abstract: Disclosed are systems, methods, and apparatuses, including computer programs encoded on computer storage media, for operation of an assembly robotic system. In one aspect, the assembly robotic system performs at least one of a first or second scan operation. In the first scan operation, one or more scan poses is selected from among a plurality of generated candidate poses. For each scan pose of the one or more scan poses, the controller initiates a scan operation associated with a region identified to include a seam associated with a feature of the object. As part of the second scan operation, for each candidate scan pose, a scan operation is simulated. Based on the generated simulated scan data, multiple scan poses are selected and a scan trajectory is generated for a scan operation. Other aspects and features are also claimed and described.

Abstract: An orbital welding system is suitable for welding a flange to a tube. The system includes a base having a main axis and a clamp assembly configured to demountably secure a flange to the base. A mount is coupled to the base and rotatable about the main axis. A welding torch is coupled to the mount and includes electrode that extends radially outward from the main axis. The system further includes a motor configured to drive rotation of the mount about the main axis.

Abstract: An apparatus for providing an efficient platform for installing screws can include a cart with wheels and a screw assembly mounted to the cart. The screw assembly can include a screwing device that rotates a drive shaft that engages a screw, a screw guide tube and a screw feeding tube connected to the screw guide tube. In another embodiment, an assembly is provided. The assembly may include a bracket for coupling to a moveable platform, a screwing device coupled to the bracket and that rotates a drive shaft that engages a screw, a screw guide tube and a screw feed tube connected to the screw guide tube.

Abstract: A system for supporting workpieces during machining. The system comprises one or more adjustable workpiece support assemblies and a robotic unit. Each workpiece support assembly comprises a pedestal and a rotatable fixture element. The robotic assembly comprises means of mobilizing and immobilizing each support assembly, so that the fixture element may be secured in a particular orientation. The robotic unit moves along a frame, and manipulates and fixes the position of the fixture elements to match the contour of a workpiece. Vacuum forces may be applied through the workpiece support assemblies to secure the workpiece against the fixture elements.

Abstract: A modular machine tool processing jig includes a base body having at least a positioning device and a movement adjusting device; at least a clamping positioning seat fixed on the base body through the positioning device and having at least a positioning clamping face, by which providing an efficient and accurate positioning effect; and at least a clamping adjusting seat disposed on the base body through the movement adjusting device, so as to adjust the interval between the clamping adjusting seat and the clamping positioning seat along an axial direction for different workpiece sizes. Therein, the clamping adjusting seat has at least a clamping assembly having at least a clamping face. The clamping assembly adjusts the interval between the clamping face and the positioning clamping face for clamping a to-be-processed workpiece.

Abstract: A cutting edge part changing apparatus for changing a cutting edge part fastened by a screw includes a cylindrical member, a cylindrical member holder that supports the cylindrical member movably along the direction of a central axis, and a driver bit that is inserted into the cylindrical member to be axially rotatable independently of the cylindrical member. A gap is provided as an air passage between the inner peripheral surface of the cylindrical member and the outer peripheral surface of the driver bit. Since the part to be changed can be sucked together with the screw, the efficiency of the operation of changing the part to be changed together with the screw is improved.

Abstract: A machine for processing lenses includes an apparatus for loading and storing raw lenses having a lens exit portion, a lens cutting system including a first lens housing seat and a first spindle-holder head for a cutting tool positionable at the first seat by a first articulated arm, a lens drilling-milling-engraving system including a second lens housing seat and a second spindle-holder head for a drilling-milling-engraving tool, a processed lens unloading zone, a lens transfer apparatus, and a management and control unit. The lens exit portion, the first and second lens housing seats, and the processed lens unloading zone constitute four operating stations. The lens transfer apparatus includes a turret having four suction-cup seats to receive a single lens. A first motor rotates the turret to cyclically bring each transport seat in sequence to the four operating stations.